71389275

素因数分解:

$3^1\times 5^2\times {\mathrm{571}}^1\times {\mathrm{1667}}^1$

素因数の和:2251

約数の個数: 24

約数和(自身を含む): 118307904

約数和(自身を除く): 46918629

約数列:

[1, 3, 5, 15, 25, 75, 571, 1667, 1713, 2855, 5001, 8335, 8565, 14275, 25005, 41675, 42825, 125025, 951857, 2855571, 4759285, 14277855, 23796425, 71389275]

約数ペア:

[(1, 71389275), (3, 23796425), (5, 14277855), (15, 4759285), (25, 2855571), (75, 951857), (571, 125025), (1667, 42825), (1713, 41675), (2855, 25005), (5001, 14275), (8335, 8565)]